The orchid Oncidium Grace is a hybrid in the
Oncidium genus.
registered with the Royal Horticultural Society
by Charlesworth Ltd. in 1924.
Registered parents are
Oncidium Wilsonii
×
Oncidium Amabile.
The key influencing species of this hybrid are
Oncidium alexandrae (37.50%
)
Oncidium vulcanicum (25.00%
)
Oncidium nobile (25.00%
subgenus
Odontoglossum
)
listed in order of their genetic contribution.